diff -ru xchat-2.8.4.orig/src/common/text.c xchat-2.8.4/src/common/text.c
--- xchat-2.8.4.orig/src/common/text.c	2008-03-12 14:45:26 +0100
+++ xchat-2.8.4/src/common/text.c	2008-03-12 15:04:35 +0100
@@ -271,10 +271,14 @@
 	{
 		if (buf[0] == 'T')
 		{
+#ifdef HAVE_STRTOULL
 			if (sizeof (time_t) == 4)
 				stamp = strtoul (buf + 2, NULL, 10);
 			else
 				stamp = strtoull (buf + 2, NULL, 10); /* just incase time_t is 64 bits */
+#else
+			stamp = strtoul (buf + 2, NULL, 10);
+#endif
 			text = strchr (buf + 3, ' ');
 			if (text)
 			{